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Vulnerability of IBM i: spoofing via SMTP Non-existent Local-domain Recipients

Synthesis of the vulnerability 

An attacker can create spoofed data via SMTP Non-existent Local-domain Recipients of IBM i, in order to deceive the victim.
Vulnerable products: IBM i.
Severity of this weakness: 2/4.
Creation date: 21/04/2021.
Références of this bulletin: 6445505, CVE-2021-20501, VIGILANCE-VUL-35130.

Description of the vulnerability 

An attacker can create spoofed data via SMTP Non-existent Local-domain Recipient...
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This security alert impacts software or systems such as IBM i.

Our Vigil@nce team determined that the severity of this security weakness is medium.

The trust level is of type confirmed by the editor, with an origin of internet server.

An attacker with a expert ability can exploit this security announce.

Solutions for this threat 

Patches for this vulnerability are not yet public.
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